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Diano4ka-milaya [45]
3 years ago
13

2x and 3x are like terms

Mathematics
1 answer:
vekshin13 years ago
4 0
The x just represents the variables
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17 which equation has the same solutions as x6x-750?1) (x+3) 213)
Ilya [14]
Hello,

x²+6x-7=0
==>x²+2*3x+3²-9-7=0
==>(x+3)²-16=0

Answer D

8 0
3 years ago
What can be used as a reason in a two-column proof?
erik [133]
Two column proofs are organized into statement and reason columns. Each statement must be justified in the reason column. The reason column will typically include "given", vocabulary definitions, and theorems.

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8 0
3 years ago
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this week is a struggle for me i may have to have a tutor . but here is my problem 2x-3+3x= -28 what is th value of x?
pantera1 [17]

Answer:

x = -5

Step-by-step explanation:

2x-3+3x= -28

combine like terms

5x -3 = -28

add 3 to each side

5x-3+3 = -28+3

5x = -25

divide each side by 5

5x/5 = -25/5

x = -5

8 0
3 years ago
Find the value of r 4(x-3) -r +2x =5(3x-7) -9x <br> Please help me
lbvjy [14]

4(x-3)-r+2x=5(3x-7)-9x\ \ \ |\text{use distributive property}\\\\(4)(x)+(4)(-3)-r+2x=(5)(3x)+(5)(-7)-9x\\\\4x-12-r+2x=15x-35-9x\\\\(4x+2x)-12-r=(15x-9x)-35\\\\6x-12-r=6x-35\ \ \ \ |-6x\\\\-12-r=-35\ \ \ \ |+12\\\\-r=-23\to\boxed{r=23}

6 0
3 years ago
Eric would like to buy a new math folder for $2.22 and a case of mechanical pencils for $2.95. He would also like to buy sticker
MrMuchimi

Answer:

0.5x+5.17:  10.00

hope it still helps

8 0
3 years ago
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